WO2019137780A1 - Soupape de dosage et unité pompe à jet pour réguler un fluide gazeux - Google Patents

Soupape de dosage et unité pompe à jet pour réguler un fluide gazeux Download PDF

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Publication number
WO2019137780A1
WO2019137780A1 PCT/EP2018/086097 EP2018086097W WO2019137780A1 WO 2019137780 A1 WO2019137780 A1 WO 2019137780A1 EP 2018086097 W EP2018086097 W EP 2018086097W WO 2019137780 A1 WO2019137780 A1 WO 2019137780A1
Authority
WO
WIPO (PCT)
Prior art keywords
metering valve
valve
longitudinal axis
gaseous medium
jet pump
Prior art date
Application number
PCT/EP2018/086097
Other languages
German (de)
English (en)
Inventor
Hans-Christoph Magel
Original Assignee
Robert Bosch Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Publication of WO2019137780A1 publication Critical patent/WO2019137780A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0644—One-way valve
    • F16K31/0655—Lift valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/005—Nozzles or other outlets specially adapted for discharging one or more gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B05B1/3033—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head
    • B05B1/304—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve
    • B05B1/3046—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve the valve element, e.g. a needle, co-operating with a valve seat located downstream of the valve element and its actuating means, generally in the proximity of the outlet orifice
    • B05B1/3053—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve the valve element, e.g. a needle, co-operating with a valve seat located downstream of the valve element and its actuating means, generally in the proximity of the outlet orifice the actuating means being a solenoid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
    • F04F5/16—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • F04F5/48—Control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/029—Electromagnetically actuated valves
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
    • H01M8/04097—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with recycling of the reactants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/70—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by fuel cells
    • B60L50/72—Constructional details of fuel cells specially adapted for electric vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Definitions

  • the invention relates to a metering valve and a jet pump unit for controlling a gaseous medium, in particular hydrogen, for example for use in vehicles with fuel cell drive.
  • DE 10 2010 043 618 A1 describes a metering valve for controlling a gaseous medium, in particular hydrogen, wherein the metering valve comprises a valve housing, an ejector unit, an actuator and a closing element.
  • the valve housing a passage opening is formed, which can be released or closed by the closing element on a valve seat.
  • the ejector unit comprises an inflow region to which a first gasförmi saturated medium is supplied under pressure, a suction, where a second medium is present and a mixing tube region, from which emerges a mixture of the first and second gaseous medium.
  • the passage opening is arranged between the inflow area and the suction area of the ejector unit.
  • the metering valve according to the invention and the jet pump unit for controlling a gaseous medium, in particular hydrogen, has the advantage that, despite predetermined installation position of the jet pump, the Do sierventil can be variably mounted on the jet pump.
  • the metering valve for controlling a gaseous medium, in particular hydrogen a valve housing, in which an interior space is formed.
  • a movable closing element is arranged along a longitudinal axis of the metering valve, which cooperates to open or close an opening cross-section of an inlet region in a passage opening with a valve seat.
  • the metering valve has a nozzle, in wel holes, the passage opening is formed.
  • the passage opening in egg NEN Umlenkstutzen goes and is connected to the nozzle, so that the emerging from the passage opening gaseous medium is deflected by the Umlenkstutzen of the longitudinal axis of the metering valve.
  • a jet pump unit comprises the metering valve, a jet pump housing, a mixing tube area, an intake passage, a suction area and a drain area.
  • the jet pump housing comprises the valve housing of the metering valve and a pump housing.
  • the outlet of the gaseous medium from the metering valve can always be adapted to the mounting position of the metering valve in the pump housing and opti mized.
  • the pump housing has an at least sectionally stepped and partially conically formed through-bore, wherein the metering valve with the pump housing is firmly verbun the, for example, by screwing or compression.
  • the inlet channel of the metering valve is at least partially formed radially in the pump housing to the longitudinal axis of the metering valve, so that the inlet region of the metering valve is arranged in the through hole.
  • the deflector is so advantageous manner in the through hole of the pump housing is arranged, that with active metering valve, the gaseous medium from the metering valve is passed through the Umlenkstutzen along the longitudinal axis of the pump housing in the intake.
  • the deflection clip is formed as at least partially arcuate tubular element.
  • the arcuate tubular element deflects the gaseous medium from the metering valve by 90 degrees from the longitudinal axis of the metering valve, wherein in an advantageous embodiment the tubular element has an internal diameter D 2 corresponding to a diameter Di of the passage opening.
  • the deflection neck is formed as Anformung the passage opening of the nozzle, wherein the Anformung has a longitudinal axis, and wherein said longitudinal axis includes a Win angle a with the longitudinal axis of the metering valve.
  • the angle a is in a value range between 30 degrees and 90 degrees.
  • the Anformung hollow cylinder-shaped and the diam diam Di the passage opening corresponds to a diameter D 3 of Anformung.
  • the Anformung can be easily adapted to the mounting position of the metering valve, so that an optimal Ausdüsung of gaseous medium from the metering valve can be ensured.
  • the valve seat is formed out as a flat seat and arranged between the valve seat and the closing element an elastic you telement.
  • the jet pump unit described is preferably suitable in a fuel cell fuel assembly for controlling a hydrogen supply to a Anodenbe rich a fuel cell. Advantages are the low pressure fluctuations in the anode path and a quiet operation.
  • FIG. 1a shows a first embodiment of a metering valve according to the invention with a Umlenkstutzen in longitudinal section
  • 1 b shows a second embodiment of a Dosierven tils invention with a Umlenkstutzen in longitudinal section
  • FIG. 2a shows an embodiment of a Strahlpumpenein unit according to the invention with the metering valve shown in Fig. La in longitudinal section
  • Fig. 2b shows a further embodiment of a jet pump according to the invention pentician with the dosing valve shown in Fig. Lb in longitudinal section.
  • Fig.la shows a first embodiment of a metering valve 100 according to the invention in longitudinal section.
  • the metering valve 100 has a valve housing 12, in which an interior space 26 is formed.
  • an electric magnet 130 is arranged, which comprises a magnetic coil 13, an inner pole 10 and an outer pole 11.
  • the inner pole 10 is connected to the valve housing 12 via a spacer element 14 made of non-magnetic material.
  • a Hubbe wegaji magnet armature 6 is arranged with a pin-shaped element 5 in an encompassed by the interior 26 armature space 9, wherein the pin-shaped element 5 is fixedly connected to the armature 6 and both in a recess 27 of the inner pole 10 and in a recess 28th the valve housing 12 is received and guided.
  • the magnet armature 6 is formed as a plunger armature and is taken in its stroke movement in a Ausneh tion 22 of the inner pole 10.
  • the valve housing 12 and the inner pole 10 define a spring chamber 8, in which a plate-shaped end 16 of the pin-shaped element 5 of the Magnetan kers 6 protrudes.
  • a closing spring 15 is supported, by which the armature 6 is biased to the pin-shaped element 5.
  • the closing spring 15 facing away from the end of the pin-shaped element 5 is fixedly connected to a flat closure element 2.
  • the closing element 2 has at its end facing away from the pin-shaped element 5 an elastic sealing element 3 and is rich in a Zulaufbe 7 of the metering valve 100 is arranged.
  • the spring chamber 8 and the armature space 9 are fluidly connected to each other via a first connecting channel 24 and the armature space 9 and the running region 7 via a second connecting channel 25 a related party.
  • inlet channels 31 are formed from, through which the inlet portion 7 of the metering valve 100 can be filled with gaseous medium medium.
  • the inlet region 7 is delimited next to the valve housing 12 by a nozzle 1, in which a stepped passage opening 21 is formed.
  • At one of the elastic sealing element 3 facing radially to the longitudinal axis 18 of the metering valve 100 seat la of the nozzle 1 is formed around a running sealing edge 20 on which a valve seat 4 is formed.
  • In egg ner closed position of the metering valve 100 is the elastic Dichtele element 3 by the application of force to the closing spring 15 to the valve seat 4, so that a connection between the inlet region 7 and the passage opening 21 is closed.
  • the passage opening 21 of the nozzle 1 opens into a Umlenkstutzen 30 which is fixedly connected to the nozzle 1.
  • the Umlenkstutzen 30 is formed as a curved tubular element 300, which redirects gaseous medium from the metering valve 100 by 90 degrees from the longitudinal axis 18 of the metering valve 100.
  • the tube element has an inner diameter D 2 , which corresponds to a diameter Di of the passage opening.
  • the metering valve 100 is designed here as a proportional valve.
  • the closing element 2 is pressed against the valve seat 4 via the closing spring 15, so that the connection between the inlet region 7 and the passage opening 21 is interrupted and no gas flow takes place.
  • the magnetic coil 13 If the magnetic coil 13 is energized, a magnetic force is generated on the Mag netanker 6, which is the closing force of the closing spring 15 Titange directed. This magnetic force is transmitted to the closing element 2 via the pin-shaped element 5, so that the closing force of the closing spring 15 is compensated by and the closing element 2 lifts off from the valve seat 4. A gas flow from the inlet region 7 in the direction of the passage opening 21 is given free.
  • the stroke of the closing element 2 can be adjusted via the height of the current at the magnetic coil 13. The higher the current to the solenoid coil 13, the greater the stroke of the closing element 2 and the higher the gas flow in the metering valve 100, since the force of the closing spring 15 is dependent on the stroke. If the current is reduced at the magnetic coil 13, and the stroke of the closing element 2 is reduced and thus throttled the gas flow ge.
  • the magnetic force is reduced to the armature 6, so that the force is reduced to the closing element 2 by means of the pin-shaped element 5.
  • the closing element 2 moves in the direction of the passage opening 21 and seals with the elastic element 3 at the valve seat 4.
  • the gas flow in the metering valve 100 is un interrupted.
  • Fig.lb shows a second embodiment of a metering valve 100 according to the invention in longitudinal section.
  • the second embodiment corresponds in structure and operation except for the design of Umlenkstutzens 30 largely the first embodiment.
  • the Umlenkstutzen 30 is formed here as Anformung 3000 of the passage opening 21 of the nozzle 1.
  • the Anformung 3000 a longitudinal axis 3001, which includes an angle a with the longitudinal axis 18 of the metering valve 100.
  • the angle a lies in a value range between 30 degrees and 90 degrees.
  • the Anformung 3000 is of hollow cylindrical shape and the diameter Di of the füröff opening 21 corresponds to a diameter D 3 of Anformung 3000.
  • the nozzle 1 facing away from the Anformung 3000 is flared so that an optimal flow outlet of the gaseous medium is achieved.
  • the second embodiment allows, for example, a deflection of the gaseous medium from the longitudinal axis 18 of the metering 100.
  • the metering valve 100 can for example be used in a fuel cell arrangement.
  • an anode region of the fuel cell hydrogen is supplied from a tank who the.
  • a flow cross section at the passage opening 21 is changed in such a way that a demand-oriented adjustment of the gas flow supplied to the fuel cell takes place continuously.
  • the metering valve 100 for controlling a gaseous medium thus has the advantage that in this case the supply of the first gaseous medium and the metered addition of hydrogen into the anode region of the fuel cell by means of electronically controlled adjustment of the flow cross section of the passage opening 21 while controlling the anode pressure much more accurate can be done.
  • the reliability and durability of the connected fuel cell are significantly improved, since hydrogen is always supplied in a superstoichiometric proportion.
  • consequential damage such as damage to a downstream catalytic converter, can also be prevented.
  • FIG. 2a shows a first embodiment of a jet pump unit 46 with the metering valve 100 according to the invention from the Fig.la in longitudinal section.
  • the jet pump unit 46 has a jet pump housing 41 which comprises the valve housing 12 of the metering valve 100 and a pump housing 49.
  • the pump housing 49 in this case has a longitudinal axis 48, which includes the longitudinal axis 18 of the metering valve 100 at an angle of 90 degrees.
  • the intake passage 43 can also, see gestri smelted intake passage 43 ', be formed axially to the longitudinal axis 48, so that no diversion of the recirculated gas must be done.
  • In the passage bore 42 are a suction area 44, a mixing tube area 52 and a drainage area 45 formed.
  • the metering valve 100 is accommodated in sections perpendicular to the pump housing 49.
  • valve housing 12 is arranged with egg ner stage 37 on the pump housing 49 and is connected to this fixed a related party, for example by screwing or pressing. Furthermore, sealing elements 35 are arranged on the valve housing 12, so that the valve housing 12 and the pump housing 49 are sealed from each other. Gas-shaped medium from the inlet channel 31 so passes only through the fürlenfinöff opening 21 in the direction of the suction 44th
  • the nozzle 1 of the metering valve 100 with the designed as an arcuate tubular element 300 Umlenkstutzen 30 is arranged in the pump housing 49, that the suction channel 43 coaxially to the longitudinal axis 18 of the metering valve 100 ordered and the Umlenkstutzen 30 are arranged directly in front of the suction 44 at.
  • the operation of the jet pump unit 46 is as follows:
  • gaseous medium here hydrogen
  • gaseous medium here hydrogen
  • This hydrogen flows into the deflection nozzle after the nozzle 1 30 and is directed by this 90 degrees from the longitudinal axis 18 of the metering valve 100 to, so that the hydrogen enters axially into the longitudinal axis 48 of the Pumpengephinu ses 49 in the through hole 42.
  • the recirculated gaseous medium mainly comprises hydrogen, but also water vapor and nitrogen.
  • a mass flow from the intake area 44 is sucked by impulse exchange of the gaseous media and conveyed in the direction of drain region 45 and thus in Rich tion the anode region of the fuel cell.
  • the nozzle 1 can be adjusted as required to adjust the gas flow supplied to the fuel cell.
  • FIG. 2b shows a further embodiment of the jet pump unit 46 with the metering valve 100 according to the invention from the Fig.lb in longitudinal section.
  • the further embodiment of the jet pump unit corresponds in construction and operation except for the design of the Umlenkstutzens 30 and the installation position of the metering valve 100 in the pump housing 49 largely the first embodiment.
  • the Umlenkstutzen 30 is formed here as Anformung 3000 of the passage opening 21 of the nozzle 1.
  • the longitudinal axis 18 of the metering valve 100 and the longitudinal axis 48 of the pump housing 49 which is identical to the longitudinal axis 3001 of the Anformung 3000, include an angle between 30 degrees and 90 degrees, here 45 degrees.
  • the longitudinal axis 3001 of the Anformung 3000 of the passage opening 21 of the nozzle 1 therefore includes an angle a of 45 degrees with the longitudinal axis 18 of the metering valve 100, so that the hydrogen pengetudes axially to the longitudinal axis 48 of the Pum 49 can enter into the through hole 42, so that an optimal mixing with the recirculated gas takes place from the intake duct 43.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Sustainable Energy (AREA)
  • Electromagnetism (AREA)
  • Fuel Cell (AREA)

Abstract

L'invention concerne une soupape de dosage (100) servant à réguler un fluide gazeux, en particulier de l'hydrogène, qui comprend un corps de soupape (12) dans lequel un espace intérieur (26) est réalisé. Dans cet espace intérieur (26), un élément obturateur mobile (2) est disposé le long d'un axe longitudinal (18) de la soupape de dosage (100), lequel coopère avec un siège de soupape (4) pour ouvrir ou fermer une section d'ouverture d'une zone d'alimentation (7) dans une ouverture de passage (21). En outre, la soupape de dosage (100) comporte une buse (1) dans laquelle l'ouverture de passage (21) est réalisée. Cette ouverture de passage (21) se prolonge en une tubulure de déviation (30) et est solidarisée à la buse (1), de sorte que le fluide gazeux sortant de l'ouverture de passage (21) est dévié de l'axe longitudinal (18) de la soupape de dosage (100) par la tubulure de déviation (30).
PCT/EP2018/086097 2018-01-11 2018-12-20 Soupape de dosage et unité pompe à jet pour réguler un fluide gazeux WO2019137780A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018200314.9A DE102018200314A1 (de) 2018-01-11 2018-01-11 Dosierventil und Strahlpumpeneinheit zum Steuern eines gasförmigen Mediums
DE102018200314.9 2018-01-11

Publications (1)

Publication Number Publication Date
WO2019137780A1 true WO2019137780A1 (fr) 2019-07-18

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PCT/EP2018/086097 WO2019137780A1 (fr) 2018-01-11 2018-12-20 Soupape de dosage et unité pompe à jet pour réguler un fluide gazeux

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WO (1) WO2019137780A1 (fr)

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Publication number Priority date Publication date Assignee Title
DE102018216299B3 (de) * 2018-09-25 2020-02-13 Robert Bosch Gmbh Brennstoffzellen-System mit einem Förderaggregat und/oder ein Förderaggregat für ein Brennstoffzellen-System zur Förderung und/oder Steuerung eines gasför-migen Mediums
DE102019204723A1 (de) * 2019-04-03 2020-10-08 Robert Bosch Gmbh Förderaggregat für ein Brennstoffzellen-System zur Förderung und/oder Steuerung eines gasförmigen Mediums
DE102019214676A1 (de) * 2019-09-25 2021-03-25 Robert Bosch Gmbh Förderaggregat für ein Brennstoffzellen-System zur Förderung und/oder Steuerung eines gasförmigen Mediums
DE102020114410A1 (de) 2020-05-28 2021-12-02 Hoerbiger Antriebstechnik Holding Gmbh Brennstoffzellensystem
DE102021203378A1 (de) * 2021-04-06 2022-10-06 Robert Bosch Gesellschaft mit beschränkter Haftung Brennstoffzellensystem und Ventil für ein Brennstoffzellensystem
DE102021108601A1 (de) 2021-04-07 2022-10-13 Schaeffler Technologies AG & Co. KG Wasserstoffeinspritzvorrichtung für eine Brennstoffzelle mit passiver Rezirkulation
CN113357170A (zh) * 2021-06-04 2021-09-07 烟台东德实业有限公司 一种燃料电池氢路串联集成系统

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DE1160705B (de) * 1962-01-11 1964-01-02 Dagma Gmbh & Co Nachtropfsicheres elektromagnetisch betaetigtes Ventil
DE102007031962A1 (de) * 2007-07-10 2009-01-15 Krones Ag Dosierventil
DE102010043618A1 (de) 2010-11-09 2012-05-10 Robert Bosch Gmbh Proportionalventil zum Steuern und Ansaugen von gasförmigem Medium
DE102014222966A1 (de) * 2014-03-24 2015-09-24 Hyundai Motor Company Magnetventil für ein Brennstoffzellensystem

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US7673847B2 (en) * 2005-09-21 2010-03-09 Aisan Kogyo Kabushiki Kaisha Fluid control valve for supplying gas to a fuel cell in a vehicle
DE102008013213B3 (de) * 2008-03-07 2010-02-18 Areva Np Gmbh Verfahren zur katalytischen Rekombination von in einem Gasstrom mitgeführtem Wasserstoff mit Sauerstoff sowie Rekombinationssystem zur Durchführung des Verfahrens
EP2748565B1 (fr) * 2011-08-26 2017-08-16 Reseachem GmbH Débitmètre
DE102017212726B3 (de) * 2017-07-25 2018-09-13 Robert Bosch Gmbh Strahlpumpeneinheit zum Steuern eines gasförmigen Mediums

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Publication number Priority date Publication date Assignee Title
DE1160705B (de) * 1962-01-11 1964-01-02 Dagma Gmbh & Co Nachtropfsicheres elektromagnetisch betaetigtes Ventil
DE102007031962A1 (de) * 2007-07-10 2009-01-15 Krones Ag Dosierventil
DE102010043618A1 (de) 2010-11-09 2012-05-10 Robert Bosch Gmbh Proportionalventil zum Steuern und Ansaugen von gasförmigem Medium
DE102014222966A1 (de) * 2014-03-24 2015-09-24 Hyundai Motor Company Magnetventil für ein Brennstoffzellensystem

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